fix: small bug

Author: rfazeli

.github/workflows/ci.yaml

@@ -25,7 +25,7 @@ jobs:
           export PYTHONPATH=`pwd`
       - name: Download NLTK data
         run: |
-          python -c "import nltk; nltk.download('punkt')
+          python -c "import nltk; nltk.download('punkt')"
       - name: style-check
         run: |
           black --check assistant_skill_analysis